- Bartolomeo, Giovanni di1
- Bartolomeo, Lorenzo di1
- Bartolomeo, Vincenzo di1
- Bartolomeo, da Petroio, 1488?-15541
- Barzalla, Antonio1
- Bascoli, Sandra de1
- Basil, Saint, Bishop of Caesarea, approximately 329-3791
- Basilica di S. Marco Evangelista al Campidoglio (Rome, Italy)1
- Bassini, Antonio1
- Batignano, Carlo Gasparie di1
- Batini, Andreas1
- Battle Abbey1
- Battle of Agincourt (Agincourt, France : 1415)1
- Battle of Covadonga (Covadonga, Spain : 718)1
- Bayezid II, Sultan of the Turks, 1447 or 1448-15121
- Bayḍāwī, ʻAbd Allāh ibn ʻUmar, d. 1286? Lubb al-albāb1
- Baʻal Shem Ṭov, approximately 1700-17601
- Baṭāʼiḥī, Manṣūr ibn Mūsá, -12931
- Beeleye, John de1
- Beeleye, Margery de1